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Her work is usually sold in galleries fetching thousands, if not millions, of pounds. But today Margate's Tracey Emim was among many high-profile artists selling their work at a car boot sale as part of the Triennial in Folkestone.

Without knowing who has created the works, people can bid for them on eBay until the auction, called The Big Art Secret, closes on Sunday. Proceeds from the sale will go to St Wilfrid's Hospice. Hockney's work is "an ink and colour crayon drawing on a postcard" and Emin has donated four postcards.

The world-famous artists have contributed pieces along with other famous people including David Cameron and Ronnie Corbett. They have supplied their own mini-creations for the charitable cause. Their works are being exhibited at the Towner art museum in Eastbourne.

A high-flying artist from Sussex is feeling on top of the world this lunchtime. His latest work was unveiled earlier and over the coming months it will be seen by millions of people across the globe. Phil Hornby meets Pascal Anson as well as Margate's Tracey Emin.

Is it a bird? Is it a plane? Sussex artist Pascal Anson has designed a new livery for British Airways to celebrate the Olympics. Mr Anson, from Shoreham, had the idea of turning the plane into a golden dove to symbolise peace. He worked on the design with Margate's very own Tracey Emin.

She said she was delighted with the plane and its symbolism of peace. Like any artist, Pascal Anson signed his work. Not many artists have done a signature this big: